Mary Flood, M.D.
NPI 1821040544 · Infectious Disease Physician · New York, NY
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Flood, M.D. is a Infectious Disease Physician provider in New York, NY (NPI 1821040544).
Provider details
- NPI number
- 1821040544
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 176347 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 75 | — |
| Furosemide | 66 | 12 |
| Quetiapine Fumarate | 64 | — |
| Amlodipine Besylate | 50 | — |
| Montelukast Sodium | 41 | — |
| Apixabanbrand: Eliquis | 35 | — |
| Memantine Hcl | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2014-08-25
Frequently asked questions
- What is Mary Flood's NPI number?
- Mary Flood's National Provider Identifier (NPI) is 1821040544, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Flood's specialty?
- Mary Flood is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Flood located?
- Mary Flood's practice location on file with NPPES is 161 Fort Washington Ave, New York, NY 10032-3729.
- What is Mary Flood's phone number?
- The practice phone number listed in the NPPES registry for Mary Flood is (212) 305-8039.
- Does Mary Flood accept Medicare?
- Mary Flood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Flood's NPI active?
- Yes — Mary Flood's NPI (1821040544) is active in the NPPES registry as of the last update on 2014-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.